<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<style>
    h2 {
        margin: 0 auto;
        text-align: center;
    }
    
    div {
        background-color: rgb(67, 255, 60);
        width: 200px;
        height: 200px;
    }
</style>

<body>
    <h2>qqqqqqqqqqqq</h2>
    <div> wwwwwwwwwwww</div>
</body>

</html>